is withholding $800 million in aid to pakistan. president obama's chief of staff confirmed the move today. william daily says pakistan has, quote, taken some steps that have given us reason to pause, end quote. the pakistani military tells cnn it has not been officially informed that aid from washington is being wit held. >>> with the final edition of britain's popular tabloid "news of the world" on the stands, rupert murdoch is hoping to limit the damage to his media empire. murdoch arrived in london today. his company's british subsidiary closed yours truly news of the world" after reports the newspaper hacked the phone of a missing teenager who was later found dead. stay with us for reports from london later on this hour. >>> a strong earthquake rocked japan's northeastern coast today. this is the same region devastated by a quake and tsunami earlier this year. today's 7.0 tremor prompted tsunami advisories that were later canceled. so far there have been no reports of injuries or damage. tremors were felt as far away as tokyo.